Home / 7,442.26-11,157.62-3,335.38

Finding the Fourth Proportional to 7,442.26, 11,157.62 and 3,335.38

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Solution

The fourth proportional to 7,442.26, 11,157.62 and 3,335.38 is: 5,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.26 : 11,157.62 = 3,335.38 : x
  2. Step 2: Convert to fraction form
    7,442.26/11,157.62 = 3,335.38/x
  3. Step 3: Cross multiply
    7,442.26x = 11,157.62 × 3,335.38
  4. Step 4: Simplify right side
    7,442.26x = 37,214,846.81
  5. Step 5: Solve for x
    x = 37,214,846.81/7,442.26
  6. Step 6: Final answer
    x = 5,000.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.